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Passing two command parameters using a WPF binding
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Firstly, if you're doing MVVM you would typically have this information available to your VM via separate properties bound from the view. That saves you having to pass any parameters at all to your commands.
However, you could also m...
Difference between map, applymap and apply methods in Pandas
...other design considerations, and Wes McKinney decided to come up with two different methods.
– marillion
Nov 5 '13 at 21:58
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How do you test a public/private DSA keypair?
Is there an easy way to verify that a given private key matches a given public key? I have a few *.pub and a few *.key files, and I need to check which go with which.
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Join a list of items with different types as string in Python
...onvert the integers to strings when you need to display them. For example, if you have a list of integers then you can convert them one by one in a for-loop and join them with ,:
print(','.join(str(x) for x in list_of_ints))
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What is pluginManagement in Maven's pom.xml?
... <groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
</plugin>
</plugins>
in your build, because pluginManagement is only a way to share the same plugin configuration across all your project modules.
From ...
Count number of occurrences of a given substring in a string
...in the comments, this is the way to do it for non overlapping occurrences. If you need to count overlapping occurrences, you'd better check the answers at: "Python regex find all overlapping matches?", or just check my other answer below.
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Capturing “Delete” Keypress with jQuery
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$('html').keyup(function(e){
if(e.keyCode == 46) {
alert('Delete key released');
}
});
Source: javascript char codes key codes from www.cambiaresearch.com
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How and why does 'a'['toUpperCase']() in JavaScript work?
...avaScript language. To be sure that member is in the object, simply check, if it is defined:
function callMethod(method) {
return function (obj) {
if (typeof(obj[method]) == 'function') //in that case, check if it is a function
return obj[method](); //and then invoke it
}...
IList vs IEnumerable for Collections on Entities
...hat you can add to or remove from.
Typically you'll want to be able to modify an Order by adding or removing OrderLines to it, so you probably want Order.Lines to be an IList<OrderLine>.
Having said that, there are some framework design decisions you should make. For example, should it be po...
Creating temporary files in bash
...owever, some systems (busybox ash, for one) limit this randomness more significantly than others
By the way, safe creation of temporary files is important for more than just shell scripting. That's why python has tempfile, perl has File::Temp, ruby has Tempfile, etc…
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